Exercise apparatus



FIG. 1 is a perspective view of an exercise apparatus showing our new design;

FIG. 2 is a front view of the design of FIG. 1;

FIG. 3 is a back view of the design of FIG. 1;

FIG. 4 is a top view of the design of FIG. 1;

FIG. 5 is a bottom view of the design of FIG. 1;

FIG. 6 is a first side view of the design of FIG. 1; and,

FIG. 7 is a second side view of the design of FIG. 1.

The broken lines in the drawings are for illustrating portions of the exercise apparatus, which form no part of the claimed design. 

CLAIM The ornamental design for an exercise apparatus, as shown and described. 